Add group milestones to Vuex store

app/assets/javascripts/releases/stores/modules/detail/mutation_types.js

@@ -9,6 +9,7 @@ export const UPDATE_CREATE_FROM = 'UPDATE_CREATE_FROM';
 export const UPDATE_RELEASE_TITLE = 'UPDATE_RELEASE_TITLE';
 export const UPDATE_RELEASE_NOTES = 'UPDATE_RELEASE_NOTES';
 export const UPDATE_RELEASE_MILESTONES = 'UPDATE_RELEASE_MILESTONES';
+export const UPDATE_RELEASE_GROUP_MILESTONES = 'UPDATE_RELEASE_GROUP_MILESTONES';
 
 export const REQUEST_SAVE_RELEASE = 'REQUEST_SAVE_RELEASE';
 export const RECEIVE_SAVE_RELEASE_SUCCESS = 'RECEIVE_SAVE_RELEASE_SUCCESS';

app/assets/javascripts/releases/stores/modules/detail/mutations.js

@@ -13,6 +13,7 @@ export default {
       name: '',
       description: '',
       milestones: [],
+      groupMilestones: [],
       assets: {
         links: [],
       },
@@ -51,6 +52,10 @@ export default {
     state.release.milestones = milestones;
   },
 
+  [types.UPDATE_RELEASE_GROUP_MILESTONES](state, groupMilestones) {
+    state.release.groupMilestones = groupMilestones;
+  },
+
   [types.REQUEST_SAVE_RELEASE](state) {
     state.isUpdatingRelease = true;
   },

spec/frontend/releases/stores/modules/detail/actions_spec.js

@@ -207,6 +207,15 @@ describe('Release detail actions', () => {
       });
     });
 
+    describe('updateReleaseGroupMilestones', () => {
+      it(`commits ${types.UPDATE_RELEASE_GROUP_MILESTONES} with the updated release group milestones`, () => {
+        const newReleaseGroupMilestones = ['v0.0', 'v0.1'];
+        return testAction(actions.updateReleaseGroupMilestones, newReleaseGroupMilestones, state, [
+          { type: types.UPDATE_RELEASE_GROUP_MILESTONES, payload: newReleaseGroupMilestones },
+        ]);
+      });
+    });
+
     describe('addEmptyAssetLink', () => {
       it(`commits ${types.ADD_EMPTY_ASSET_LINK}`, () => {
         return testAction(actions.addEmptyAssetLink, undefined, state, [

spec/frontend/releases/stores/modules/detail/mutations_spec.js

@@ -30,6 +30,7 @@ describe('Release detail mutations', () => {
         name: '',
         description: '',
         milestones: [],
+        groupMilestones: [],
         assets: {
           links: [],
         },